Auxiliary chaffer for threshing machines



VMay l18, 1948. A. DION AUXILIARY CHAFFER FOR THRESHING MACHINES FiledAug. 30, 1945 15 7m/mfom mf'be'e la zaaien. 'A e. `Allie.ILiAitiziAmedee Dion, Ste. Therese de Blainville, Quebec, Canada ApplicationAugust 30, 1945, Serial No. 613,616

2 claims. (ci, 13o-24) The present invention pertains to a novel chaffbyhinges 6 permitting the member 6 to be swung ing device to be used as anauxiliary chaifer on upwardly as will presently appear. a threshingmachine. The usual chaffer em- A number of rearwardly extending bars 'Iare bodied in such a machine is disclosed, for exsecured to the memberby suitable means such ample, in Canadian Patent No, 217,573, of April 5as bolts 8. The upper edge of each bar is ser- 11, 1922, and is disposedat the rear of the marated or formed with V-notches 9. A plate I0 ischine. Frequently, this chaffer is of insuicient laid in each series oftransversely alined notches capacity, and an auxiliary chaler isdesirable. in the several bars and engages one face of each The presentinvention provides such an auxiliary nctch, the Other face leaving anopening through chaffer attached to and extending rearwardly l0 whichthe grain is adapted t0 fallfrom the usual ehaffer, Across the forwardends of the bars 1, at the In order to mount the auxiliary charter, aheavy bOttOIn therecf. is Secured an L-Shaped plate I l frame member issecured across th'e rear end of which also is held by the bclts 8. ThedOWnthe usual chaier, and a similar member is hing- Wardly extendingportion of th'e plate PrOVides ediy attached thereto on a horizontalaxis trans- 16 an airY breaker or bale forming individual air verse ofthe machine. The auxiliary ehaiier eoncurrents at the bhaiier 2 and theauxiliary chairsists of a series of rearwardly extending notched erformed by the bar 1 and the plates l0.

bars secured to the hinged transverse member, T0 the ends 0f the framemembers i are fast- With transverse .plates mounted in transversely cneddownwardly extending brackets I2 in Which allned notches of adjacentbars and covering one 20 is piVOtally mcunted a rearwardly eXtending U-face thereof. 'I'he uncovered face permits grain Shaped crank i3engaging beneath the bars 1. to faii through the ehaffer while the chaffis At the outer side of one of the brackets I2, the drawn upward.. crankis extended a1so,.rearwardly in the form of The invention furtherincludes en air breaker a lever I4 adapted for selective reception inth'e or baille extending downwardly from the forward notches 0f anarcuate notched flange I5 formed end of the auxiliary chaier anddividing the air 0n the bracket I2 The resiliency 0f the metal streaminto two parts associated respectively with from Which the Darts I3, i4are Constructed perthe usual and the auxiliary Chef-fem A150 inmits thelever I4 to be moved out of and into encluded in the invention is ameans for adjusting gagement With the notehes Of the member i5. theangle of elevation of the auxiliary chaiier by In various operations ofthe device it is desirmeans of a supporting crank rotated by a leverable t0 regulate the angle of the bars 'I about the which in turn may belocked in selected position axis 0f the hinges 6- Such adjustment isSecured in a, notched arcuate ange, by releasing the lever I4 from thenotched mem- 'Ihe invention is fully disclosed by Way of eX- ber I5 androtating it about the pivotal mountample in the following descriptionand in the acing 0f the Crank |31 whereupon the elevation 0f companyingdrawings in which; the crank is adjusted to determine the position ofFigure iis a iougitudinai section of the attaeiithe bars 'l restingthereon. ment appiied to the rear end of a ehaiier, and Although aspecic embodiment 0f the in- Figure 2 is a plan view thereof, ventionhas been illustrated and described it will Reference to these Views willnow be made by 40 be. understood that various alterations in the de..use of like characters which are employed to Paus of constructlon may bemade Without depart* designate corresponding parts throughout ing fromthe scope of the invention as indicated K In Figure 1 are shown twolongitudinal frame byalpgdalglventionis, members I ci the chafl'er ofathreshing machine. 45 1. A Chamg device comprising'a pair of fram Thechaier is shown in detail in Canadian Pate n members hinged together ona horizontal axis, a ent NO- 217,573 0f Apl'll 11 1922 and conslsts es'plurality of bars extending laterally from one of Sentla'lly 0f a ScreenComprising spaced angular said members, said bars being formed withlalined slats 2 permlttlng the grain t0 fall therethrough V-notches intheir upper surfaces, plates secured The frame members l 'are extendedrearwardly 50 across said alined notches to cover one side of beyond thechaffer and carry a transverse memeach notch, a bam@ extendingdownwardly from ber 3 secured beneath and directly rearward of saidbai-s at the end nearer said hinge axis, and the chaffer by .suitablefastening members 4. means for adjusting the angle of said bars aboutDirectly rearward of the member 3 is a similar said h'inge axis.transverse member 5 attached to tli'e member 3 55 2. In combination witha frame structure and a chaier carried thereby, an auxiliary chaffercomprising a member hinged to the rear end of the rst chai'er on ahorizontal axis transverse of said structure, a plurality of barsextending rearwardly from said member, said bars being 5 '4Vmarrilmholi:s CITED The following references are of record in the le ofthis patent: Y

UNITED STATES PATENTS Number Name Date Oviatt ..f. :Apr.;23, 1872Decker-7--; Aug." 19, 1873 Carlson Feb. 26, 1907 MacGregor Nov. 5, 1907Hoes et al. Dec. 16, 1930 Moroney Oct. 25, 1932

